:root {
  color-scheme: light;
  --bg: #0d1018;
  --bg-soft: #151b26;
  --card: rgba(255, 255, 255, 0.08);
  --stroke: rgba(255, 255, 255, 0.16);
  --text: #f5f6f8;
  --muted: rgba(245, 246, 248, 0.7);
  --accent: #ff7a45;
  --accent-2: #29d3b2;
  --accent-3: #f7d16b;
  --shadow: 0 30px 60px rgba(8, 11, 18, 0.45);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --container: 1160px;
  --header-offset: 72px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  min-height: 100%;
  font-family: "Golos Text", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  padding-top: var(--header-offset);
}

html,
body {
  overflow-x: hidden;
}

html {
  scroll-behavior: smooth;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

.backdrop {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(1200px 600px at 10% 10%, rgba(255, 122, 69, 0.2), transparent 60%),
    radial-gradient(900px 520px at 85% 10%, rgba(41, 211, 178, 0.2), transparent 65%),
    radial-gradient(700px 500px at 80% 80%, rgba(247, 209, 107, 0.16), transparent 60%),
    linear-gradient(160deg, #0a0d14 0%, #121826 45%, #0c0f17 100%);
  z-index: -3;
}

.grain {
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)' opacity='0.08'/%3E%3C/svg%3E");
  opacity: 0.4;
  mix-blend-mode: soft-light;
  pointer-events: none;
  z-index: -2;
}

.mobile-bottom-nav {
  display: none;
}


.container {
  width: min(100% - 48px, var(--container));
  margin: 0 auto;
}

.section {
  padding: 90px 0;
  scroll-margin-top: calc(var(--header-offset) + 16px);
}

#benefits,
#cases,
#pricing {
  scroll-margin-top: calc(var(--header-offset) - 14px);
}

.section-head {
  display: grid;
  gap: 16px;
  margin-bottom: 48px;
  max-width: 720px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 12px;
  color: var(--accent-2);
  font-weight: 600;
}

h1,
h2,
h3 {
  font-family: "Unbounded", sans-serif;
  line-height: 1.15;
}

h1 {
  font-size: clamp(32px, 4vw, 56px);
}

h2 {
  font-size: clamp(26px, 3vw, 40px);
}

h3 {
  font-size: 20px;
}

.lead {
  color: var(--muted);
  font-size: 18px;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  backdrop-filter: blur(16px);
  background: rgba(13, 16, 24, 0.85);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  z-index: 10;
}

.it-mobile-navbar {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 56px;
  padding: 0 1rem;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: rgba(12, 16, 24, 0.96);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  z-index: 1200;
  backdrop-filter: blur(8px);
}

.it-mobile-logo {
  color: var(--text);
  text-decoration: none;
  font-family: "Unbounded", sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.2px;
}

.it-mobile-logo span {
  color: var(--accent);
}

.nav {
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas: "logo menu cta";
  align-items: center;
  padding: 14px 0;
  gap: 16px;
  position: relative;
}

.nav-menu {
  grid-area: menu;
  justify-self: center;
}

.nav-cta {
  justify-self: end;
}

.nav-cta-group {
  display: inline-flex;
  gap: 12px;
  align-items: center;
}

.desktop-cta {
  grid-area: cta;
  display: inline-flex;
}

.nav-menu .nav-cta {
  display: none;
}

.logo {
  grid-area: logo;
  font-family: "Unbounded", sans-serif;
  font-size: 18px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.logo span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 14px;
}

.nav-links a:hover {
  color: var(--text);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 14px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border 0.2s ease;
}

.btn.small {
  padding: 10px 18px;
}

.btn.primary {
  background: linear-gradient(135deg, var(--accent), #ff9e6b);
  color: #1a0f0a;
  box-shadow: 0 20px 40px rgba(255, 122, 69, 0.3);
}

.btn.ghost {
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--text);
}

.btn.full {
  width: 100%;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 30px rgba(8, 11, 18, 0.35);
}

.hero {
  padding: 80px 0 60px;
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
  align-items: center;
}

.hero-copy {
  display: grid;
  gap: 22px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-highlights {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
}

.highlight {
  padding: 16px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 14px;
  display: grid;
  gap: 6px;
  text-align: center;
  justify-items: center;
}

.highlight span {
  font-weight: 700;
  font-size: 18px;
}

.hero-visual {
  position: relative;
  min-height: 420px;
  display: grid;
  place-items: center;
  --ring-gap: clamp(120px, 16vw, 190px);
  --ring-drop: 170px;
  --ring-shift: 48px;
  --ring-lift: -80px;
  --ring-center-x: 0px;
  --ring-center-y: 0px;
}

.holo-rings {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  display: block;
}

.holo-rings .ring {
  position: absolute;
  top: calc(50% + var(--ring-center-y));
  left: calc(50% + var(--ring-center-x));
  width: clamp(260px, 34vw, 360px);
  height: clamp(260px, 34vw, 360px);
  border-radius: 50%;
  opacity: 0.9;
  mix-blend-mode: screen;
  filter: drop-shadow(0 0 34px rgba(0, 229, 209, 0.45));
  background:
    conic-gradient(from 120deg,
      transparent 0deg,
      rgba(0, 229, 209, 0.85) 60deg,
      rgba(0, 229, 209, 0.25) 120deg,
      transparent 180deg,
      rgba(0, 229, 209, 0.75) 240deg,
      rgba(0, 229, 209, 0.25) 300deg,
      transparent 360deg);
  -webkit-mask: radial-gradient(circle, transparent 63%, #fff 64.5%, #fff 67%, transparent 68.5%);
  mask: radial-gradient(circle, transparent 63%, #fff 64.5%, #fff 67%, transparent 68.5%);
  transform: translate(-50%, -50%) translate(var(--offset-x), var(--offset-y)) rotate(0deg);
}

.holo-rings .ring-1 {
  --offset-x: calc(-1 * var(--ring-gap) + var(--ring-shift));
  --offset-y: calc(-22px + var(--ring-lift));
  --radius-x: clamp(260px, 34vw, 360px);
  --radius-y: clamp(260px, 34vw, 360px);
  animation: ring-spin 14s linear infinite;
  z-index: 1;
}

.holo-rings .ring-2 {
  --offset-x: var(--ring-shift);
  --offset-y: calc(var(--ring-drop) + var(--ring-lift));
  --radius-x: clamp(260px, 34vw, 360px);
  --radius-y: clamp(260px, 34vw, 360px);
  animation: ring-spin 18s linear infinite reverse;
  z-index: 3;
}

.holo-rings .ring-3 {
  --offset-x: calc(var(--ring-gap) + var(--ring-shift));
  --offset-y: calc(-22px + var(--ring-lift));
  --radius-x: clamp(260px, 34vw, 360px);
  --radius-y: clamp(260px, 34vw, 360px);
  animation: ring-spin 12s linear infinite;
  z-index: 2;
}

@keyframes ring-spin {
  from {
    transform: translate(-50%, -50%) translate(var(--offset-x), var(--offset-y)) rotate(0deg);
  }

  to {
    transform: translate(-50%, -50%) translate(var(--offset-x), var(--offset-y)) rotate(360deg);
  }
}


.signal-card {
  position: absolute;
  top: 10%;
  left: 5%;
  padding: 18px 22px;
  border-radius: var(--radius-md);
  background: rgba(9, 12, 20, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: var(--shadow);
  max-width: 300px;
  width: max-content;
  min-width: 220px;
  backdrop-filter: blur(12px);
  z-index: 2;
  text-align: center;
}

.signal-card.small {
  top: auto;
  bottom: 18%;
  left: auto;
  right: 12%;
  max-width: 300px;
}

.signal-card.accent {
  top: 58%;
  left: 10%;
  background: rgba(41, 211, 178, 0.15);
  border-color: rgba(41, 211, 178, 0.4);
}


.hero-visual .signal-card.ring-center {
  min-width: 200px;
  max-width: 260px;
  position: absolute !important;
  top: calc(50% + var(--ring-center-y)) !important;
  left: calc(50% + var(--ring-center-x)) !important;
  right: auto !important;
  bottom: auto !important;
  transform: translate(-50%, -50%) translate(var(--offset-x), calc(var(--offset-y) + var(--reveal-y, 0px))) !important;
  z-index: 3;
}

.hero-visual .signal-card.ring-center-1 {
  --offset-x: calc(-1 * var(--ring-gap) + var(--ring-shift));
  --offset-y: calc(-22px + var(--ring-lift));
}

.hero-visual .signal-card.ring-center-2 {
  --offset-x: calc(var(--ring-gap) + var(--ring-shift));
  --offset-y: calc(-22px + var(--ring-lift));
}

.hero-visual .signal-card.ring-center-3 {
  --offset-x: var(--ring-shift);
  --offset-y: calc(var(--ring-drop) + 8px + var(--ring-lift));
}

.signal-title {
  font-weight: 700;
  font-size: 20px;
}

.signal-subtitle {
  color: var(--muted);
  font-size: 13px;
  margin-top: 6px;
}

.benefit-grid,
.service-grid,
.portfolio-list,
.pricing-grid,
.process-grid {
  display: grid;
  gap: 20px;
}

.benefit-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.benefit-card,
.service-card,
.portfolio-item,
.price-item,
.process-step,
.metric-card {
  padding: 24px;
  border-radius: var(--radius-md);
  background: var(--card);
  border: 1px solid var(--stroke);
  box-shadow: var(--shadow);
}

.benefit-card h3,
.service-card h3 {
  margin-bottom: 10px;
}

@property --services-spin {
  syntax: "<angle>";
  inherits: false;
  initial-value: 0deg;
}

.services-frame {
  position: relative;
  padding: 40px;
  border-radius: var(--radius-lg);
  background: transparent;
  isolation: isolate;
  overflow: visible;
  --services-spin: 0deg;
  --border-width: 3px;
  --border-color: rgba(0, 229, 209, 0.9);
}

.services-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: var(--border-width);
  background: conic-gradient(from var(--services-spin),
      rgba(0, 229, 209, 0.25),
      rgba(0, 229, 209, 0.85),
      rgba(0, 196, 255, 0.7),
      rgba(0, 229, 209, 0.25));
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0.9;
  pointer-events: none;
  z-index: 0;
  filter: drop-shadow(0 0 10px rgba(0, 229, 209, 0.35));
  animation: services-border-spin 7s linear infinite;
}

.services-frame>* {
  position: relative;
  z-index: 1;
}


@keyframes services-border-spin {
  to {
    --services-spin: 360deg;
  }
}

.services-carousel {
  position: relative;
  display: grid;
  gap: 18px;
  overflow: visible;
}

.services-carousel>* {
  position: relative;
  z-index: 1;
}

.service-track {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  scrollbar-width: none;
}

.service-track::-webkit-scrollbar {
  display: none;
}

.service-card {
  display: grid;
  gap: 12px;
  flex: 0 0 calc((100% - 40px) / 3);
  scroll-snap-align: start;
}


.carousel-btn {
  position: absolute;
  top: 50%;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(12, 15, 22, 0.8);
  color: var(--text);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow);
  cursor: pointer;
  z-index: 2;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.carousel-btn:hover {
  transform: translateY(-50%) scale(1.02);
  border-color: rgba(255, 255, 255, 0.4);
}

.carousel-btn.is-hidden {
  opacity: 0;
  pointer-events: none;
}

.carousel-btn.prev {
  left: -18px;
  transform: translateY(-50%);
}

.carousel-btn.next {
  right: -18px;
  transform: translateY(-50%);
}

.services-carousel .reveal {
  opacity: 1;
  transform: none;
  transition: none;
}

@media (max-width: 980px) {
  .service-card {
    flex-basis: calc((100% - 20px) / 2);
  }
}

.process-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.process-step span {
  color: var(--accent-3);
  font-weight: 700;
  display: inline-block;
  margin-bottom: 8px;
}

.process-step {
  position: relative;
  background: rgba(9, 12, 20, 0.7);
  border-color: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(6px);
  z-index: 2;
}

.process-bar {
  position: relative;
  --bar-offset: 12px;
  --bar-gap: 28px;
  padding-bottom: calc(var(--bar-gap) + var(--bar-offset));
}

.process-bar::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: var(--bar-offset);
  height: 2px;
  background: linear-gradient(90deg,
      rgba(0, 229, 209, 0.6),
      rgba(0, 229, 209, 0.2));
  opacity: 0.8;
  pointer-events: none;
  z-index: 0;
}

.process-step-wrap {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  z-index: 1;
}

.process-bar .process-step {
  padding: 18px;
  max-width: 260px;
  width: 100%;
}

.process-step-wrap::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: calc(-1 * var(--bar-gap));
  width: 2px;
  height: var(--bar-gap);
  background: rgba(0, 229, 209, 0.4);
  transform: translateX(-50%);
}

.process-step-wrap::before {
  content: "";
  position: absolute;
  left: 50%;
  bottom: calc(-1 * var(--bar-gap) - 6px);
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #00e5d1;
  box-shadow: 0 0 14px rgba(0, 229, 209, 0.9);
  transform: translateX(-50%);
}


.portfolio {
  background: rgba(255, 255, 255, 0.02);
}

.benefits.section {
  padding-bottom: 48px;
}

.services.section {
  padding-top: 0;
  padding-bottom: 48px;
}

.services+.process.section {
  padding-top: 0;
}

.portfolio-list {
  gap: 32px;
}

.case-tag {
  color: var(--accent-2);
  font-size: 13px;
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.portfolio-item {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-template-areas:
    "content media"
    "metrics metrics";
  gap: 24px;
  align-items: center;
}

.portfolio-item:nth-of-type(even) {
  grid-template-areas:
    "media content"
    "metrics metrics";
}

.portfolio-content {
  grid-area: content;
  display: grid;
  gap: 16px;
}

.case-link {
  color: var(--accent);
  font-weight: 600;
  font-size: 14px;
}

.portfolio-media {
  grid-area: media;
  display: grid;
  align-items: center;
}

.video-frame {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: linear-gradient(140deg, rgba(255, 122, 69, 0.2), rgba(41, 211, 178, 0.15));
  aspect-ratio: 16 / 9;
  box-shadow: var(--shadow);
}

.video-frame video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: auto;
}

.video-frame video::-webkit-media-controls-volume-slider,
.video-frame video::-webkit-media-controls-mute-button,
.video-frame video::-webkit-media-controls-volume-control-container {
  display: none !important;
}

.portfolio-metrics {
  grid-area: metrics;
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}

.metric-card {
  padding: 18px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-sm);
  box-shadow: none;
}

.metric-title {
  font-weight: 700;
  color: var(--accent-2);
}

.metric-subtitle {
  color: var(--muted);
  font-size: 13px;
  margin-top: 6px;
}


.pricing-grid {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.price-item {
  display: grid;
  gap: 14px;
}

.price-item ul {
  display: grid;
  gap: 10px;
  color: var(--muted);
  font-size: 14px;
  padding-left: 18px;
}

.contact {
  padding-bottom: 110px;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px;
  align-items: center;
}

.contact-points {
  display: grid;
  gap: 12px;
  color: var(--muted);
}

.contact-form {
  display: grid;
  gap: 16px;
  padding: 28px;
  border-radius: var(--radius-lg);
  background: rgba(13, 16, 24, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow);
}

.contact-form label {
  display: grid;
  gap: 8px;
  font-size: 14px;
  color: var(--muted);
}

.contact-form input,
.contact-form textarea {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: var(--text);
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14px;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid rgba(255, 122, 69, 0.6);
  border-color: transparent;
}

.form-note {
  font-size: 12px;
  color: var(--muted);
  text-align: center;
}

.it-notification {
  position: fixed;
  right: 24px;
  bottom: 24px;
  padding: 14px 18px;
  border-radius: 14px;
  font-size: 14px;
  font-weight: 600;
  background: rgba(15, 18, 28, 0.92);
  color: #fff;
  border: 1px solid rgba(255, 122, 69, 0.35);
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.35);
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.25s ease, transform 0.25s ease;
  z-index: 9999;
}

.it-notification--success {
  border-color: rgba(90, 220, 150, 0.55);
  box-shadow: 0 16px 40px rgba(40, 190, 120, 0.25);
}

.it-notification--error {
  border-color: rgba(255, 122, 69, 0.65);
  box-shadow: 0 16px 40px rgba(255, 122, 69, 0.28);
}

.it-notification--info {
  border-color: rgba(109, 185, 255, 0.6);
  box-shadow: 0 16px 40px rgba(65, 140, 255, 0.2);
}

.it-notification.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.site-footer {
  padding: 40px 0 60px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  align-items: center;
}

.footer-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 14px;
}

.footer-cta {
  text-align: center;
  display: grid;
  gap: 10px;
  justify-items: center;
}

.footer-note {
  color: var(--muted);
  font-size: 14px;
  margin-top: 10px;
}

.site-footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 20px;
  padding-top: 16px;
}

.site-footer-bottom p {
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.site-footer-bottom .footer-meta-left {
  white-space: nowrap;
  opacity: 0.95;
  font-weight: 500;
}

.site-footer-bottom .footer-copy-right {
  margin-left: auto;
  text-align: right;
}

.reveal {
  opacity: 0;
  --reveal-y: 12px;
  transform: translate3d(0, var(--reveal-y), 0);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

.reveal.is-visible {
  opacity: 1;
  --reveal-y: 0px;
}

.service-card.reveal {
  opacity: 1;
  transform: none;
  transition: none;
}

@media (max-width: 720px) {
  :root {
    --header-offset: 60px;
  }

  html,
  body {
    overflow-x: hidden;
  }

  .container {
    width: min(100% - 32px, var(--container));
  }

  .section {
    padding: 64px 0;
  }

  .section-head {
    margin-bottom: 32px;
  }

  h1 {
    font-size: clamp(28px, 7vw, 36px);
  }

  h2 {
    font-size: clamp(22px, 6vw, 30px);
  }

  .lead {
    font-size: 16px;
  }

  .nav {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 6px 0;
    display: flex;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .nav-menu {
    flex: 0 0 auto;
  }

  .nav-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 10px;
    right: 10px;
    flex-direction: column;
    align-items: stretch;
    padding: 16px;
    border-radius: 18px;
    background: rgba(10, 13, 22, 0.98);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 24px 40px rgba(6, 9, 16, 0.6);
    gap: 14px;
    opacity: 0;
    transform: translateY(-6px);
    pointer-events: none;
    max-height: 0;
    overflow: hidden;
    transition: opacity 0.2s ease, transform 0.2s ease, max-height 0.2s ease;
  }

  .nav-menu.is-open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
    max-height: 360px;
  }

  .nav-links {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    font-size: 14px;
    width: 100%;
  }

  .nav-links a {
    display: block;
    padding: 12px 14px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    width: 100%;
    box-sizing: border-box;
  }

  .nav-links a:hover {
    background: rgba(255, 255, 255, 0.08);
  }

  .nav-cta {
    width: 100%;
    justify-content: center;
    padding: 12px 14px;
  }

  .nav-menu .nav-cta {
    display: inline-flex;
  }

  .desktop-cta {
    display: none;
  }

  .hero {
    padding: 56px 0 80px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    position: relative;
  }

  .hero-copy {
    text-align: center;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .hero-highlights {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-highlights .highlight {
    text-align: center;
    justify-items: center;
  }

  .hero-highlights .highlight:last-child {
    grid-column: 1 / -1;
  }

  .highlight {
    padding: 14px;
    font-size: 13px;
  }

  .highlight span {
    font-size: 16px;
  }

  .hero-visual {
    min-height: 420px;
    overflow: visible;
    z-index: 3;
    --ring-gap: clamp(90px, 24vw, 120px);
    --ring-drop: 90px;
    --ring-shift: 24px;
    --ring-lift: -30px;
    --ring-center-x: -18px;
    --ring-center-y: 44px;
  }

  .holo-rings .ring {
    width: clamp(190px, 58vw, 240px);
    height: clamp(190px, 58vw, 240px);
  }

  .hero-visual .signal-card.ring-center {
    min-width: 160px;
    max-width: 200px;
    padding: 14px 16px;
  }

  .signal-title {
    font-size: 16px;
  }

  .signal-subtitle {
    font-size: 12px;
  }

  .section-head {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
  }

  .benefit-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .benefits.section {
    padding-bottom: 32px;
  }

  .services.section {
    padding-top: 0;
    padding-bottom: 32px;
  }

  .services-frame {
    padding: 24px;
    border-radius: var(--radius-md);
  }

  .services-frame::before {
    border-radius: inherit;
  }


  .services+.process.section {
    padding-top: 0;
  }

  .process-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .process-bar {
    padding-bottom: 0;
    padding-left: 0;
    --process-line-x: 14px;
    --process-gutter: 44px;
  }

  .process-bar::after {
    top: 8px;
    bottom: 8px;
    left: var(--process-line-x);
    right: auto;
    width: 2px;
    height: auto;
    background: linear-gradient(180deg,
        rgba(0, 229, 209, 0.7),
        rgba(0, 229, 209, 0.2));
  }

  .process-step-wrap {
    justify-content: flex-start;
    padding-left: var(--process-gutter);
  }

  .process-step-wrap::before {
    left: var(--process-line-x);
    bottom: auto;
    top: 50%;
    transform: translate(-50%, -50%);
  }

  .process-bar .process-step {
    max-width: none;
    padding-left: 18px;
  }

  .process-step-wrap::after {
    content: "";
    position: absolute;
    left: var(--process-line-x);
    top: 50%;
    height: 2px;
    width: calc(var(--process-gutter) - var(--process-line-x));
    background: rgba(0, 229, 209, 0.5);
    transform: translateY(-50%);
    z-index: 0;
  }

  .services-carousel {
    gap: 12px;
  }

  .service-track {
    scroll-padding-inline: 11%;
  }

  .service-card {
    flex-basis: 78%;
    scroll-snap-align: center;
    scroll-snap-stop: always;
  }

  .service-card:first-child {
    scroll-snap-align: start;
  }

  .service-card:last-child {
    scroll-snap-align: end;
  }

  .carousel-btn {
    display: none;
  }

  .portfolio-item {
    grid-template-columns: 1fr;
    grid-template-areas:
      "content"
      "media"
      "metrics";
    gap: 18px;
  }

  .portfolio-item:nth-of-type(even) {
    grid-template-columns: 1fr;
    grid-template-areas:
      "content"
      "media"
      "metrics";
  }

  .portfolio-media,
  .video-frame {
    width: 100%;
  }

  .portfolio-metrics {
    grid-column: auto;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .price-item {
    padding: 20px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .contact-copy {
    text-align: center;
  }

  .contact-points {
    justify-items: center;
  }

  .contact-form {
    padding: 22px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-cta {
    text-align: center;
    justify-items: center;
  }

  .site-footer-bottom p {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-footer-bottom .footer-copy-right {
    margin-left: 0;
    text-align: left;
  }
}

@media (max-height: 520px) and (max-width: 1100px) {
  body {
    padding-bottom: 150px;
    padding-top: 56px;
  }

  :root {
    --header-offset: 0px;
  }

  .site-header,
  .nav-toggle,
  .nav-menu {
    display: none !important;
  }

  .it-mobile-navbar {
    display: flex;
  }

  .mobile-bottom-nav {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    transform: none;
    width: 100%;
    max-width: none;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-template-rows: auto;
    gap: 0.5rem;
    padding: 0.6rem 0.9rem 0.9rem;
    border-radius: 0;
    background: rgba(12, 16, 24, 0.96);
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 -12px 30px rgba(7, 10, 16, 0.45);
    z-index: 1300;
    backdrop-filter: blur(10px);
    padding-bottom: calc(0.9rem + env(safe-area-inset-bottom));
  }

  .mobile-bottom-btn,
  .mobile-bottom-nav .contact-dropdown-toggle {
    width: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    text-decoration: none;
    padding: 0.6rem 0.55rem;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 600;
    gap: 0.35rem;
    background: rgba(255, 255, 255, 0.08);
    color: var(--text);
    border: 1px solid rgba(255, 255, 255, 0.16);
    overflow: hidden;
  }

  .mobile-bottom-btn i,
  .mobile-bottom-nav .contact-dropdown-toggle i {
    display: block;
    line-height: 1;
  }

  .mobile-bottom-btn--chat {
    grid-column: auto;
    background: linear-gradient(135deg, var(--accent), var(--accent-3));
    color: #0b0f17;
    box-shadow: 0 10px 22px rgba(255, 122, 69, 0.25);
  }

  .mobile-bottom-nav .contact-dropdown:not(.open) .contact-dropdown-toggle:focus,
  .mobile-bottom-nav .contact-dropdown:not(.open) .contact-dropdown-toggle:focus-visible {
    background: rgba(255, 255, 255, 0.08);
    box-shadow: none;
    outline: none;
  }

  .mobile-bottom-nav .contact-dropdown-menu {
    position: fixed;
    top: auto;
    bottom: calc(var(--mobile-bottom-nav-offset, 96px) + 16px);
    left: 50%;
    right: auto;
    transform: translate(-50%, 10px);
    width: min(360px, calc(100vw - 32px));
    max-height: 60vh;
    overflow: hidden;
    padding: 0;
    scrollbar-gutter: stable;
    opacity: 0;
    pointer-events: none;
    background: rgba(12, 16, 24, 0.98);
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 18px 40px rgba(7, 10, 16, 0.45);
    padding: 0.5rem 0;
    padding-bottom: calc(0.6rem + env(safe-area-inset-bottom));
    transition: opacity 0.2s ease, transform 0.2s ease;
  }

  .mobile-bottom-nav .contact-dropdown.open .contact-dropdown-menu {
    opacity: 1;
    pointer-events: auto;
    transform: translate(-50%, 0);
  }

  .mobile-bottom-nav .contact-dropdown-menu .menu-scroll-body {
    max-height: inherit;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 0.5rem 0 calc(0.6rem + env(safe-area-inset-bottom)) 0;
    padding-right: calc(1rem + 16px);
    scrollbar-width: none;
    -ms-overflow-style: none;
  }

  .mobile-bottom-nav .contact-dropdown-menu .menu-scroll-body::-webkit-scrollbar {
    width: 0;
    height: 0;
  }

  .mobile-bottom-nav .contact-dropdown-menu .menu-scroll-track {
    position: absolute;
    top: 8px;
    bottom: 8px;
    right: 8px;
    width: 12px;
    background: rgba(255, 255, 255, 0.18);
    border-radius: 999px;
    pointer-events: none;
    opacity: 0;
    z-index: 2;
  }

  .mobile-bottom-nav .contact-dropdown-menu .menu-scroll-thumb {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 32px;
    background: rgba(70, 70, 70, 0.98);
    border-radius: 999px;
    pointer-events: none;
    z-index: 3;
  }

  .ai-chat {
    left: 0;
    right: 0;
    bottom: 0;
    top: 0;
    transform: none;
    pointer-events: none;
    height: var(--app-height, 100dvh);
  }

  .ai-chat-panel {
    position: fixed;
    inset: 0;
    width: 100vw;
    height: var(--app-height, 100dvh);
    max-height: none;
    border-radius: 0;
    left: 0;
    right: 0;
    transform: translate3d(0, 12px, 0);
    z-index: 1400;
  }

  .ai-chat.open .ai-chat-panel {
    transform: translate3d(0, 0, 0);
    max-height: none;
  }

  .ai-chat.open {
    pointer-events: auto;
  }

  .ai-chat.open ~ .mobile-bottom-nav {
    opacity: 0;
    pointer-events: none;
  }

  .ai-chat-toggle {
    display: none;
  }
}

@media (max-width: 520px) {
  .hero-highlights {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-highlights .highlight:last-child {
    grid-column: 1 / -1;
  }

  .hero-visual {
    min-height: 280px;
  }

  .portfolio-metrics {
    grid-template-columns: 1fr;
  }

  .service-card {
    flex-basis: 86%;
  }

  .service-track {
    scroll-padding-inline: 7%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    transition: none;
  }

  .btn {
    transition: none;
  }

  .holo-rings .ring {
    animation: none;
  }

  .services-frame::before {
    animation: none;
  }
}

/* === FX: context-aware cards with blur (CodePen parity) === */
.fx-card {
  position: relative;
  overflow: hidden;
  container-type: inline-size;
  --icon-saturate: 5;
  --icon-brightness: 1.35;
  --icon-scale: 3.4;
  --icon-opacity: 0.28;
  --border-width: 3;
  --border-saturate: 1;
  --border-brightness: 1;
  --border-contrast: 1;
  --border-blur: 0;
  --fx-color: 0, 229, 209;
  --pointer-x-px: -999px;
  --pointer-y-px: -999px;
  --lamp-radius: 320px;
  --fx-active: 0;
}

.fx-card>* {
  position: relative;
  z-index: 2;
}

.fx-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(circle var(--lamp-radius) at var(--pointer-x-px) var(--pointer-y-px),
      rgba(255, 255, 255, 0.9),
      rgba(255, 255, 255, 0) 70%);
  filter: url(#blur) saturate(var(--icon-saturate)) brightness(var(--icon-brightness));
  opacity: calc(var(--icon-opacity) * var(--fx-active));
  will-change: transform, filter;
}

.fx-card::after {
  content: "";
  position: absolute;
  pointer-events: none;
  inset: 0;
  border-radius: inherit;
  border: calc(var(--border-width) * 1px) solid transparent;
  background: rgba(var(--fx-color), 0.9);
  -webkit-backdrop-filter: blur(calc(var(--border-blur) * 1px)) saturate(var(--border-saturate)) brightness(var(--border-brightness)) contrast(var(--border-contrast));
  backdrop-filter: blur(calc(var(--border-blur) * 1px)) saturate(var(--border-saturate)) brightness(var(--border-brightness)) contrast(var(--border-contrast));
  -webkit-mask:
    radial-gradient(circle var(--lamp-radius) at var(--pointer-x-px) var(--pointer-y-px),
      #fff 0 60%,
      transparent 75%),
    linear-gradient(#fff 0 100%) border-box,
    linear-gradient(#fff 0 100%) padding-box;
  -webkit-mask-composite: source-in, xor;
  mask:
    radial-gradient(circle var(--lamp-radius) at var(--pointer-x-px) var(--pointer-y-px),
      #fff 0 60%,
      transparent 75%),
    linear-gradient(#fff 0 100%) border-box,
    linear-gradient(#fff 0 100%) padding-box;
  mask-composite: intersect, exclude;
  z-index: 1;
  transform: translateZ(0);
  opacity: var(--fx-active);
}

@media (hover: none),
(pointer: coarse) {
  .fx-card::before {
    opacity: 0;
  }

  .fx-card::after {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }
}

#benefits .fx-card,
#services .fx-card,
.process .fx-card,
#pricing .fx-card,
#cases .metric-card.fx-card,
.hero .signal-card.fx-card {
  --fx-color: 0, 229, 209;
}
  .logo {
    font-size: 16px;
  }
.nav-menu {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 10px;
  background: rgba(15, 19, 30, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: var(--text);
  border-radius: 999px;
  padding: 8px 12px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
  max-width: 140px;
  flex: 0 0 auto;
}

.nav-toggle-icon {
  width: 18px;
  height: 12px;
  position: relative;
}

.nav-toggle-icon::before,
.nav-toggle-icon::after,
.nav-toggle-icon span {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
}

.nav-toggle-icon::before {
  top: 0;
}

.nav-toggle-icon::after {
  bottom: 0;
}

.nav-toggle-icon span {
  top: 5px;
}

.nav-toggle-label {
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

@media (max-width: 720px) {
  .nav-toggle {
    display: inline-flex;
  }
}

/* AI Chat Widget */
.ai-chat {
  position: fixed;
  right: 24px;
  bottom: 28px;
  z-index: 1400;
  display: block;
  font-family: "Golos Text", sans-serif;
}

.ai-chat-toggle {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  color: #fff;
  font-weight: 600;
  box-shadow: 0 0 18px rgba(255, 122, 69, 0.5), 0 16px 35px rgba(255, 122, 69, 0.28);
  cursor: pointer;
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease, opacity 0.2s ease;
}

.ai-chat-toggle[hidden] {
  display: none;
}

.ai-chat.open .ai-chat-toggle {
  opacity: 0;
  pointer-events: none;
}

.ai-chat-toggle:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 22px rgba(255, 122, 69, 0.6), 0 18px 40px rgba(255, 122, 69, 0.32);
}

.ai-chat-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.2);
}

.ai-chat-label {
  font-size: 0.95rem;
  letter-spacing: 0.01em;
}

.ai-chat-glow {
  position: absolute;
  inset: -8px;
  border-radius: inherit;
  background: conic-gradient(
    from 90deg,
    rgba(255, 255, 255, 0.15),
    rgba(255, 122, 69, 0.9),
    rgba(255, 255, 255, 0.15)
  );
  opacity: 0.55;
  filter: blur(18px);
  animation: aiGlow 6s linear infinite;
  pointer-events: none;
}

.ai-chat-panel {
  width: min(380px, 90vw);
  background: rgba(12, 16, 24, 0.98);
  border-radius: 22px;
  box-shadow: 0 24px 60px rgba(7, 10, 16, 0.45);
  border: 1px solid rgba(255, 122, 69, 0.3);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  color: var(--text);
  max-height: 0;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: max-height 0.25s ease, opacity 0.2s ease, transform 0.25s ease;
  position: absolute;
  right: 0;
  bottom: 0;
  z-index: 1400;
}

.ai-chat.open .ai-chat-panel {
  max-height: 70vh;
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.ai-chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.2rem;
  background: linear-gradient(
    120deg,
    rgba(255, 122, 69, 0.16),
    rgba(247, 209, 107, 0.08)
  );
  border-bottom: 1px solid rgba(255, 122, 69, 0.18);
}

.ai-chat-title {
  font-weight: 700;
  color: var(--text);
}

.ai-chat-status {
  font-size: 0.8rem;
  color: var(--accent-2);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.ai-chat-status::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 8px rgba(41, 211, 178, 0.6);
}

.ai-chat-close {
  border: none;
  background: rgba(255, 122, 69, 0.18);
  color: var(--accent);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.ai-chat-body {
  padding: 1rem 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  overflow-y: auto;
  flex: 1 1 auto;
  scrollbar-color: rgba(255, 255, 255, 0.2) rgba(10, 12, 16, 0.6);
}

.ai-chat-body::-webkit-scrollbar {
  width: 8px;
}

.ai-chat-body::-webkit-scrollbar-track {
  background: rgba(10, 12, 16, 0.6);
}

.ai-chat-body::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  border: 2px solid rgba(10, 12, 16, 0.6);
}

.ai-chat-body::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.35);
}

.ai-chat-message {
  display: flex;
}

.ai-chat-message--user {
  justify-content: flex-end;
}

.ai-chat-bubble {
  max-width: 80%;
  padding: 0.7rem 0.9rem;
  border-radius: 16px;
  font-size: 0.95rem;
  line-height: 1.35;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  white-space: pre-line;
}

.ai-chat-message--user .ai-chat-bubble {
  background: linear-gradient(135deg, rgba(255, 122, 69, 0.95), rgba(247, 209, 107, 0.9));
  color: #0b0f17;
  box-shadow: 0 12px 26px rgba(255, 122, 69, 0.25);
}

.ai-chat-typing {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0 1.2rem 0.8rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.ai-chat-typing[hidden] {
  display: none;
}

.ai-chat-typing-dots {
  display: inline-flex;
  gap: 0.3rem;
}

.ai-chat-typing-dots span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 122, 69, 0.7);
  animation: aiTyping 1.2s infinite;
}

.ai-chat-typing-dots span:nth-child(2) {
  animation-delay: 0.2s;
}

.ai-chat-typing-dots span:nth-child(3) {
  animation-delay: 0.4s;
}

.ai-chat-form {
  display: flex;
  gap: 0.6rem;
  padding: 0.9rem 1.2rem 0.3rem;
  border-top: 1px solid rgba(255, 122, 69, 0.16);
  align-items: flex-end;
}

.ai-chat-input {
  flex: 1 1 auto;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  padding: 0.7rem 0.9rem;
  font-size: 0.95rem;
  line-height: 1.35;
  min-height: 2.6rem;
  max-height: 6.8rem;
  resize: none;
  overflow-y: hidden;
}

.ai-chat-input::placeholder {
  color: var(--muted);
}

.ai-chat-input:focus {
  outline: 2px solid rgba(255, 122, 69, 0.35);
  border-color: transparent;
}

.ai-chat-submit {
  border: none;
  padding: 0.7rem 1rem;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  color: #0b0f17;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 10px 25px rgba(255, 122, 69, 0.25);
}

.ai-chat-note {
  font-size: 0.75rem;
  color: var(--muted);
  padding: 0.4rem 1.2rem 1rem;
}

@keyframes aiGlow {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes aiPanelReveal {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes aiTyping {
  0%,
  60%,
  100% {
    transform: translateY(0);
    opacity: 0.6;
  }
  30% {
    transform: translateY(-3px);
    opacity: 1;
  }
}

@media (max-width: 720px) {
  body {
    padding-bottom: 150px;
    padding-top: 56px;
  }

  :root {
    --header-offset: 0px;
  }

  .site-header {
    display: none;
  }

  .nav-toggle,
  .nav-menu {
    display: none !important;
  }

  .it-mobile-navbar {
    display: flex;
  }

  .mobile-bottom-nav {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    transform: none;
    width: 100%;
    max-width: none;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-template-rows: auto auto;
    gap: 0.5rem 0.5rem;
    padding: 0.6rem 0.9rem 0.9rem;
    border-radius: 0;
    background: rgba(12, 16, 24, 0.96);
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 -12px 30px rgba(7, 10, 16, 0.45);
    z-index: 1300;
    backdrop-filter: blur(10px);
    padding-bottom: calc(0.9rem + env(safe-area-inset-bottom));
  }

  .mobile-bottom-nav .contact-dropdown {
    position: relative;
    flex: 1 1 0;
    justify-content: center;
    width: 100%;
  }

  .mobile-bottom-btn,
  .mobile-bottom-nav .contact-dropdown-toggle {
    width: 100%;
    justify-content: center;
    padding: 0.6rem 0.55rem;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 600;
    gap: 0.35rem;
    background: rgba(255, 255, 255, 0.08);
    color: var(--text);
    border: none;
    transition: background 0.2s ease, color 0.2s ease, opacity 0.2s ease;
    overflow: hidden;
  }

  .mobile-bottom-btn i,
  .mobile-bottom-nav .contact-dropdown-toggle i {
    display: block;
    line-height: 1;
  }

  .mobile-bottom-btn {
    display: inline-flex;
    align-items: center;
    cursor: pointer;
  }

  .mobile-bottom-btn--chat {
    background: linear-gradient(135deg, var(--accent), var(--accent-3));
    color: #0b0f17;
    box-shadow: 0 10px 22px rgba(255, 122, 69, 0.25);
  }

  .mobile-bottom-btn--chat {
    grid-column: 1 / -1;
  }

  .mobile-bottom-nav .contact-dropdown.open .contact-dropdown-toggle,
  .mobile-bottom-nav .contact-dropdown-toggle:hover {
    background: rgba(255, 255, 255, 0.16);
    color: var(--text);
  }

  .mobile-bottom-nav .contact-dropdown:not(.open) .contact-dropdown-toggle:focus,
  .mobile-bottom-nav .contact-dropdown:not(.open) .contact-dropdown-toggle:focus-visible {
    background: rgba(255, 255, 255, 0.08);
    box-shadow: none;
    outline: none;
  }

  .mobile-bottom-nav .contact-dropdown-menu {
    position: fixed;
    top: auto;
    bottom: calc(var(--mobile-bottom-nav-offset, 96px) + 16px);
    right: auto;
    left: 50%;
    transform: translate(-50%, 10px);
    width: min(360px, calc(100vw - 32px));
    max-height: 52vh;
    overflow: hidden;
    padding: 0;
    scrollbar-gutter: stable;
    opacity: 0;
    pointer-events: none;
    background: rgba(12, 16, 24, 0.98);
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 18px 40px rgba(7, 10, 16, 0.45);
    padding: 0.5rem 0;
    padding-bottom: calc(0.6rem + env(safe-area-inset-bottom));
    transition: opacity 0.2s ease, transform 0.2s ease;
  }

  .mobile-bottom-nav .contact-dropdown.open .contact-dropdown-menu {
    opacity: 1;
    pointer-events: auto;
    transform: translate(-50%, 0);
  }

  .mobile-bottom-nav .contact-dropdown-menu::-webkit-scrollbar {
    width: 0;
    height: 0;
  }

  .mobile-bottom-nav .contact-dropdown-menu .menu-scroll-body {
    max-height: inherit;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 0.5rem 0 calc(0.6rem + env(safe-area-inset-bottom)) 0;
    padding-right: calc(1rem + 16px);
    scrollbar-width: none;
    -ms-overflow-style: none;
  }

  .mobile-bottom-nav .contact-dropdown-menu .menu-scroll-body::-webkit-scrollbar {
    width: 0;
    height: 0;
  }

  .mobile-bottom-nav .contact-dropdown-menu .menu-scroll-track {
    position: absolute;
    top: 8px;
    bottom: 8px;
    right: 8px;
    width: 12px;
    background: rgba(255, 255, 255, 0.18);
    border-radius: 999px;
    pointer-events: none;
    opacity: 0;
    z-index: 2;
  }

  .mobile-bottom-nav .contact-dropdown-menu .menu-scroll-thumb {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 32px;
    background: rgba(70, 70, 70, 0.98);
    border-radius: 999px;
    pointer-events: none;
    z-index: 3;
  }

  .mobile-bottom-nav .contact-dropdown-item--it {
    display: inline-flex;
    align-self: flex-start;
    width: fit-content;
    max-width: calc(100% - 1.4rem);
    margin-left: 0.7rem;
    margin-right: 0.7rem;
    background: rgba(255, 122, 69, 0.08);
    border: 1px solid rgba(255, 122, 69, 0.5);
    border-radius: 12px;
    font-weight: 600;
    color: var(--text);
    justify-content: flex-start;
    box-shadow: 0 0 0 1px rgba(255, 122, 69, 0.12), 0 6px 16px rgba(255, 122, 69, 0.18), 0 0 12px rgba(255, 122, 69, 0.35);
  }

  .mobile-bottom-nav .contact-dropdown-item--it:hover {
    background: rgba(255, 122, 69, 0.18);
    border-color: rgba(255, 122, 69, 0.7);
    box-shadow: 0 0 0 1px rgba(255, 122, 69, 0.2), 0 8px 18px rgba(255, 122, 69, 0.25), 0 0 16px rgba(255, 122, 69, 0.45);
  }

  .mobile-bottom-nav .contact-dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.55rem 0.9rem;
    color: var(--text);
    font-size: 0.9rem;
  }

  .mobile-bottom-nav .contact-dropdown-item:hover,
  .mobile-bottom-nav .contact-dropdown-item:focus-visible {
    background: rgba(255, 255, 255, 0.08);
  }

  .mobile-bottom-nav .contact-dropdown-icon {
    width: 20px;
    height: 20px;
  }

  .ai-chat {
    left: 0;
    right: 0;
    bottom: 0;
    top: 0;
    transform: none;
    pointer-events: none;
    height: var(--app-height, 100dvh);
  }

  .ai-chat-toggle {
    padding: 0.75rem 1.3rem;
    font-size: 0.9rem;
    align-self: center;
    display: none;
  }

  .ai-chat-panel {
    position: fixed;
    inset: 0;
    width: 100vw;
    height: var(--app-height, 100dvh);
    max-height: none;
    border-radius: 0;
    left: 0;
    right: 0;
    transform: translate3d(0, 12px, 0);
  }

  .ai-chat-header {
    padding: 1.1rem 1.25rem;
  }

  .ai-chat-title {
    font-size: 1.05rem;
  }

  .ai-chat-status {
    font-size: 0.85rem;
  }

  .ai-chat-body {
    padding: 1.1rem 1.25rem;
    gap: 0.85rem;
    overscroll-behavior: contain;
  }

  .ai-chat-bubble {
    font-size: 1rem;
  }

  .ai-chat-form {
    padding: 1rem 1.25rem calc(0.5rem + env(safe-area-inset-bottom));
  }

  .ai-chat-input {
    font-size: 1rem;
    line-height: 1.4;
  }

  .ai-chat-submit {
    font-size: 0.95rem;
    padding: 0.75rem 1.05rem;
  }

  .ai-chat-note {
    font-size: 0.8rem;
    padding: 0.5rem 1.25rem 1.1rem;
  }

  .ai-chat-body {
    padding-bottom: calc(1.1rem + env(safe-area-inset-bottom));
  }

  .ai-chat.open .ai-chat-panel {
    transform: translate3d(0, 0, 0);
    max-height: none;
  }

  .ai-chat.open ~ .mobile-bottom-nav {
    opacity: 0;
    pointer-events: none;
  }

  .ai-chat.open {
    pointer-events: auto;
  }
}

@media (max-aspect-ratio: 480/1000) {
  .ai-chat {
    left: 0;
    right: 0;
    bottom: 0;
    top: 0;
    transform: none;
    pointer-events: none;
    height: var(--app-height, 100dvh);
  }

  .mobile-bottom-nav {
    width: 100%;
    left: 0;
    right: 0;
    bottom: 0;
    transform: none;
  }

  .ai-chat-panel {
    position: fixed;
    inset: 0;
    width: 100vw;
    height: var(--app-height, 100dvh);
    max-height: none;
    border-radius: 0;
    left: 0;
    right: 0;
    transform: translate3d(0, 12px, 0);
  }

  .ai-chat.open .ai-chat-panel {
    transform: translate3d(0, 0, 0);
    max-height: none;
  }

  .ai-chat.open {
    pointer-events: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ai-chat-glow,
  .ai-chat-typing-dots span {
    animation: none;
  }

  .ai-chat.open .ai-chat-panel {
    animation: none;
  }
}